Jimmy Woo's agents have all returned... and so has their greatest enemy, The Yellow Claw. Before they can face him, though, the team sets out to bring back one more hero of the Golden Age! Along the way we find out how Marvel Boy... got so weird.

Notes

Marvel Boy (Robert Grayson)'s Crusader identity is revealed to have been a Uranian Eternal faultily programmed with Grayson's memories.

Uranian Eternals revealed to be outcasts from main Eternal branch who attempted to rule Earth before being exiled.